|
|
A155401
|
|
Number of ways to place zero or more nonadjacent 0,0 1,0 2,0 3,1 4,1 5,2 6,2 7,2 polyhexes in any orientation on a planar nXnXn triangular grid.
|
|
0
|
|
|
1, 7, 19, 64, 211, 828, 3688, 18091, 101434, 633477, 4772999, 40520506
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
7,2
|
|
LINKS
|
|
|
EXAMPLE
|
Maximal 10 X 10 X 10 example
............0
...........0.0
..........1.0.1
.........1.0.0.1
........1.0.0.0.1
.......0.1.0.0.1.0
......0.1.0.0.0.1.0
.....0.0.1.0.0.1.0.0
....0.0.1.0.0.0.1.0.0
...0.0.1.0.0.0.0.1.0.0
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|